CVE-2026-70341: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Published Aug 28, 2026
·Updated
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Other sources
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
— Microsoft
Affected Software
7 affected componentsFixes available
Microsoft Microsoft Edge (Chromium-based)
Microsoft Edge<152.0.4191.53
Microsoft Edge for iOS<152.0.4191.52
152.0.4191.52
Microsoft Edge for MAC<152.0.4191.52
152.0.4191.52
Microsoft Edge for Linux<152.0.4191.52
152.0.4191.52
Microsoft Edge for Android<152.0.4191.52
152.0.4191.52
Microsoft Edge (Chromium-based)<152.0.4191.52
152.0.4191.52
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 152.0.4191.52
Event History
Aug 28, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Sep 11, 2026
CVE Published
via MITRE·03:50 PM
Data Sourced
via MITRE·03:50 PM
DescriptionSeverity